工具变量的美妙之处在于它们让我们以新的视角看世界。

The dinosaurs became extinct because they didn't have a space program. And if we become extinct because we don't have a space program, it'll serve us right!

The beauty of literature is that it allows us to live a thousand lives in one.

Challenges are opportunities in disguise; embrace them and grow stronger.

"The role of literature is to make the world more complex, not to simplify it."

Collaboration across industries is key to solving the big problems we face today.

忽视与无知不同，你必须努力去忽视。